EP3146358A1 - Verfahren zur ortung und zur positionierung sowie ortungssystem, ladestation und ladesystem - Google Patents
Verfahren zur ortung und zur positionierung sowie ortungssystem, ladestation und ladesystemInfo
- Publication number
- EP3146358A1 EP3146358A1 EP15739254.9A EP15739254A EP3146358A1 EP 3146358 A1 EP3146358 A1 EP 3146358A1 EP 15739254 A EP15739254 A EP 15739254A EP 3146358 A1 EP3146358 A1 EP 3146358A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- locating
- charging
- signal
- reflection property
- electric vehicle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
- B60L53/12—Inductive energy transfer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
- B60L53/35—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles
- B60L53/36—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles by positioning the vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
- B60L53/35—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles
- B60L53/38—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles specially adapted for charging by inductive energy transfer
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
- G01S13/06—Systems determining position data of a target
- G01S13/42—Simultaneous measurement of distance and other co-ordinates
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/88—Radar or analogous systems specially adapted for specific applications
- G01S13/93—Radar or analogous systems specially adapted for specific applications for anti-collision purposes
- G01S13/931—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
- G01S15/06—Systems determining the position data of a target
- G01S15/42—Simultaneous measurement of distance and other co-ordinates
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/88—Sonar systems specially adapted for specific applications
- G01S15/93—Sonar systems specially adapted for specific applications for anti-collision purposes
- G01S15/931—Sonar systems specially adapted for specific applications for anti-collision purposes of land vehicles
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
- G01S17/06—Systems determining position data of a target
- G01S17/42—Simultaneous measurement of distance and other co-ordinates
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/88—Lidar systems specially adapted for specific applications
- G01S17/93—Lidar systems specially adapted for specific applications for anti-collision purposes
- G01S17/931—Lidar systems specially adapted for specific applications for anti-collision purposes of land vehicles
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/41—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00 using analysis of echo signal for target characterisation; Target signature; Target cross-section
- G01S7/411—Identification of targets based on measurements of radar reflectivity
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/88—Radar or analogous systems specially adapted for specific applications
- G01S13/881—Radar or analogous systems specially adapted for specific applications for robotics
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/88—Radar or analogous systems specially adapted for specific applications
- G01S13/93—Radar or analogous systems specially adapted for specific applications for anti-collision purposes
- G01S13/931—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles
- G01S2013/9323—Alternative operation using light waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/88—Radar or analogous systems specially adapted for specific applications
- G01S13/93—Radar or analogous systems specially adapted for specific applications for anti-collision purposes
- G01S13/931—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles
- G01S2013/9324—Alternative operation using ultrasonic waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/40—Means for monitoring or calibrating
- G01S7/4052—Means for monitoring or calibrating by simulation of echoes
- G01S7/4082—Means for monitoring or calibrating by simulation of echoes using externally generated reference signals, e.g. via remote reflector or transponder
- G01S7/4095—Means for monitoring or calibrating by simulation of echoes using externally generated reference signals, e.g. via remote reflector or transponder the external reference signals being modulated, e.g. rotating a dihedral reflector or modulating a transponder for simulation of a Doppler echo
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/41—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00 using analysis of echo signal for target characterisation; Target signature; Target cross-section
- G01S7/415—Identification of targets based on measurements of movement associated with the target
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/41—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00 using analysis of echo signal for target characterisation; Target signature; Target cross-section
- G01S7/418—Theoretical aspects
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
Definitions
- the invention relates to a method for locating a specific object, a method for positioning an electric vehicle at a charging station, a location system, a charging station and a charging system.
- the electric vehicle For charging an electric vehicle at a charging station, the electric vehicle is regularly adapted to the charging station to po ⁇ sitionieren.
- locating methods for example in the form of a laser location or a radar location.
- Time-of-flight measurements are used and / or concepts based on FMCW (Frequency Modulated Continuous Wave) concepts.
- FMCW Frequency Modulated Continuous Wave
- the inventive method for locating a particular object is a method for locating the object by ei ⁇ nes locating signal detected.
- a positioning is closely examined this object in such a way that such used as an object with at least one time-va ⁇ ables reflection property and an influence of reflection characteristic is checked for the detected location signal.
- the object can thus be marked with ⁇ means of the time-varying reflection characteristic and in such a ⁇ be detected clearly in the location.
- the location is preferably a radio location or a laser location or an acoustic location.
- These locating methods are well known and tested intensively for locating.
- the aforementioned methods are based on measurements of the signal propagation time.
- the signal propagation time is preferably measured by methods known from the literature.
- the signal propagation time is measured by considering the complex-valued phase of the spectrum of the received signal and / or based on FMCW.
- the temporally variable reflection property is a temporally periodic reflection property.
- the time-periodic reflection characteristic suggests suitably in such Modu ⁇ lation of the locating signal again, which can easily be seen in a spectrum of the locating signal on the basis of additional spectral components. This is particularly easy to recognize if these spectral components have one or more discrete frequencies added to them or are at one or more, at least almost, discrete frequencies.
- the temporally variable reflection property is expediently formed by means of an oscillatingly deflected reflecting surface.
- the time-varying reflection characteristic can special ⁇ particularly easy mechanically, for example by means of an electrically controllable at ⁇ piezoelectric oscillator or a linear actuator to realize.
- the temporally variable reflection property can be realized by means of a modular additional part which cooperatively forms the object with another part.
- the additional part can be easily arranged on the other part.
- the time-varying reflection properties by means of at least ei ⁇ ner oscillatory or rotational movement of at least a part, in particular a surface of the object forms ⁇ ge.
- a reflective rotor may be present on the surface of the object.
- the inventive method is the time-varying reflection properties by means of a BEWE ⁇ supply of a piezoelectric oscillator or a
- the locating a radio location namely a radar detection, and / or the locating signal is a radar signal and / or the object, in particular ⁇ sondere of formed metal.
- Straight metal objects can be easily located by radar tracking.
- the location of objects formed with metal preferably for example of electric vehicles, is of particular economic importance.
- the influence on the locating signal is spectrally checked.
- the influence of the variable reflection property in the range of a frequency or of frequencies of at least 300 Hz, preferably at most 1 MHz, is checked for the locating signal .
- These frequencies are already comparatively high compared to frequencies that typically occur in everyday life, in particular during electrical charging, so that reliable detection of the object can take place by means of the abovementioned frequencies.
- frequencies that could be generated by other moving objects are to be excluded ⁇ reliable.
- the frequencies are kept stable over time. In this way, the influence of the variable reflection property can be determined particularly accurately.
- the object used in the method according to the invention is an object which is formed with an electric vehicle or is an electric vehicle.
- a position of the electric vehicle is detected by means of a method for locating according to ei ⁇ nem of the preceding claims, wherein the object comprises at least a portion of the electric vehicle and / or at least partially disposed on the vehicle ,
- the object comprises at least a portion of the electric vehicle and / or at least partially disposed on the vehicle .
- the locating system has a locating sensor for locating an object by means of a locating signal detected by the locating sensor and an evaluating device.
- the evaluation device is designed to check an influence of a time-variable reflection property of the object on the detection signal detected by the position sensor.
- the evaluation device is designed to check the influence of the variable reflection property as it is tested in carrying out a method according to the invention for locating a specific object as described above.
- the charging station according to the invention for charging an electric vehicle comprises a vehicle for positioning the electric vehicle. tion system as described above, wherein the charging station is preferably removablebil ⁇ det for inductive charging of the electric vehicle.
- the charging system according to the invention has a charging station as described above and an identification element.
- the marking element has, in particular periodically, relatively movable parts.
- the mutually movable parts are in particular rotationally to each other, such as in the manner of a hub and a rotor rotating about this hub, or oscillatory movable.
- the parts are a clamped and a free end of an oscillator, in particular a piezoelectric oscillator ⁇ cal.
- the identification element preferably has an oscillator, in particular a piezoelectric oscillator, which oscillates at an oscillation frequency, in particular of at least 300 Hz.
- FIG. 1 shows a charging system according to the invention with a charging station according to the invention for carrying out the method according to the invention for positioning an electric vehicle at this charging station and the electric vehicle schematically in a perspective view and
- Fig. 2 shows a spectrum of a locating sensor according to the charging station.
- Fig. 1 detected locating signal in the execution of the method according to the invention diagrammatically in a schematic diagram.
- the charging system 5 according to the invention shown in Fig. 1 is used for charging an electric car 10.
- the charging system comprises a charging station 15 according to the invention for charging an electric battery (not shown) of the electric car 10th
- the electric car 10 has a pantograph 20 for power take-off on a bus bar 25.
- the busbar 25 is part of the charging station 15 and provides the charging current required for charging.
- the pantograph 20 is suitably arranged for Stromschie ⁇ ne 25 of the charging station 15, so that the charging process can be initiated.
- the charging station 15 has a radio location system 30 according to the invention.
- the radio locating ⁇ system 30 includes a radar sensor 35.
- the radar sensor 35 is formed, a radar signal 40, in the illustrated exporting ⁇ approximately, for example with a frequency SO (s. Fig. 2) of 24 Giga ⁇ hertz to send and a reflected radar signal as Or ⁇ receive signal 45.
- the radio location system 30 includes an evaluation device 50, which is signal-connected to the radar sensor 35.
- the radio locating system 30 is si ⁇ cherhog that in fact the position of the electric car is checked 10 and not the position of another Obwalden jekts.
- the charging system 5 comprises an identification element 55, which is arranged on the electric car 10.
- the marking element 55 comprises a metal plate (not ei ⁇ gens shown) and a piezoelectric oscillator by means of which the metal plate is deflected connected to the Elektroau- to 10th
- the piezoelectric Oszilla ⁇ tor is rigidly clamped to the electric car 10.
- the metal plate is connected to the free end of the piezoelectric oscillator.
- the metal ⁇ plate is oscillating with an oscillation frequency of three kilohertz in the direction of the radar sensor 35 to and from the radar sensor 35 deflects away.
- the electric car 10 forms together with the marking element 55 an object with egg ⁇ ner time-varying reflection property: In dargestell- In th case, the oscillating deflected metal plate ei ⁇ ne reflection surface, which leads to a temporal variation of the reflection phase.
- the piezoelectric oscillator is designed for oscillation upon application of the metal plate with an oscillation frequency of 3 kilohertz.
- the inventive method for locating a particular object is carried out with the inventive charging system 5 so that the electric car 10 is recognized by means of the processing system Funkor ⁇ 30th
- the procedure is carried out in detail as follows:
- the radar sensor 35 emits a radar signal 40 in the direction of the electric car 10 to be located.
- the radar signal 40 strikes the electric car 10 and, in particular, the oszil ⁇ lierend deflected metal plate of the marking element 55.
- the radar signal 40 as - due to the oscillating ⁇ renden Reflection phase with the oscillation frequency of the piezoelectric oscillator - modulated detection signal 45 is reflected.
- the locating signal 45 is modulated compared to the radar signal 40 at an oscillation frequency of 3 kilohertz.
- the oscillation frequency of the piezoelectric oscillator remains constant over time.
- the oscillation frequency is a different frequency, for example a frequency in the range of 300 Hertz up to UltraschalI Symposium.
- the locating signal 45 is detected by the radar sensor 35 and transmitted to the evaluation unit 50 for evaluation.
- the evaluation unit 50 a spectral analysis of the Ortungssig ⁇ nals 45 is made:
- the spectrum shown in FIG. 2 represents the contributions of the individual frequencies of the location signal 45 as a function of the frequency f.
- the aforementioned “contributions” are the respective absolute squares of the Fourier coefficients of the location signal 45 (hereinafter only be zend used the term "article”).
- the central peak Z corresponds to the dominant contribution BO frequency SO of the radar signal 40 at 24 GHz.
- the locating signal 45 is spectrally split into the contributions B0 of the frequency SO of the radar signal 40 and the contributions B1, B2 of the locating signal 45 at the sideband frequencies S1, S2.
- the contributions Bl, B2 in the sideband frequencies Sl, S2 are first arithmetically averaged and then to the contribution B0 the frequency of SO Ra ⁇ darsignals 40 into consideration.
- the radar sensor 35 always radiates in a direction in which, in the ideal case, the electric car 10 is ideally located, that is, when the electric car 10 is suitably positioned for loading, that the radar signal 40 is off.
- the locating signal 45 is always monitored by means of the evaluation device 50 to the oscillation ⁇ frequency of the piezoelectric oscillator out. If as stated above it determined that the Or ⁇ tung signal 45 has not been reflected by the electric car 10, it transmits the evaluation device 50 a signal to a controller (not shown) of the loading station 15.
- the controller controls a user interface (not shown) of the Charging station 15 such that the user interface prompt a driver of the electric vehicle 10 to get to a suitable position for charging the electric vehicle 10. If this request is fulfilled, so the locating signal 45 is subsequently did ⁇ neuter from the electric vehicle 10 is reflected, which is detected as described by means of the evaluation device 50th After it has been determined that the locating signal 45 is actually reflected by the electric vehicle 10, a continuous locating of the electric vehicle 10 is performed by means of the locating signal 45.
- Ortungssig ⁇ Nals 45 can now be detailed navigation signals are output via the user interface, so that 10 can be optimized for current collection to the busbars 25 of the cradle 15 due to the locating signal 45, the position of the electric car.
- Electric car 10 may be provided. In the latter embodiment, then the electric vehicle 10 to such Position of the electric vehicle 10 positions that the rela ⁇ tive positioning of primary charging coil and secondary charging coil is suitable for loading.
- a La ⁇ sersensor can be used with a correspondingly higher frequency, instead of the laser radar frequency instead of a radar sensor.
- an acoustic sensor is used instead of a radar sensor, which is analogous to a radar sensor to make a location by means of signal transit time measurements.
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Acoustics & Sound (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102014216525.3A DE102014216525A1 (de) | 2014-08-20 | 2014-08-20 | Verfahren zur Ortung und zur Positionierung sowie Ortungssystem, Ladestation und Ladesystem |
| PCT/EP2015/066290 WO2016026624A1 (de) | 2014-08-20 | 2015-07-16 | Verfahren zur ortung und zur positionierung sowie ortungssystem, ladestation und ladesystem |
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| EP3146358A1 true EP3146358A1 (de) | 2017-03-29 |
| EP3146358B1 EP3146358B1 (de) | 2023-11-15 |
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| EP15739254.9A Active EP3146358B1 (de) | 2014-08-20 | 2015-07-16 | Verfahren zur ortung und zur positionierung sowie ortungssystem, ladestation und ladesystem |
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| US (1) | US10459081B2 (de) |
| EP (1) | EP3146358B1 (de) |
| CN (1) | CN106574962B (de) |
| DE (1) | DE102014216525A1 (de) |
| WO (1) | WO2016026624A1 (de) |
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|---|---|---|---|---|
| CN106696841B (zh) * | 2016-08-27 | 2024-04-16 | 东莞市美谷电子科技有限公司 | 一种振动发电装置供电的车载gps系统 |
| CN110014964A (zh) * | 2017-12-15 | 2019-07-16 | 郑州宇通客车股份有限公司 | 一种车辆充电系统、充电桩及车辆 |
| CN109318752A (zh) * | 2018-08-13 | 2019-02-12 | 青岛海汇德电气有限公司 | 充电定位装置及其控制方法 |
| CN110962694B (zh) * | 2018-09-30 | 2023-04-07 | 青岛海汇德电气有限公司 | 一种充电弓和受电弓的连接方法、装置、系统及控制器 |
| CN110386022B (zh) * | 2019-07-12 | 2022-12-27 | 上海蔚来汽车有限公司 | 轮毂定位方法、装置、换电站和计算机可读存储介质 |
| DE102019218344B4 (de) * | 2019-11-27 | 2022-07-21 | Vitesco Technologies GmbH | Verfahren zum Betreiben eines Radarsystems, sowie Radarsystem |
| CN111186318B (zh) * | 2020-03-18 | 2023-11-24 | 邬志卿 | 停车场移动充电系统、充电机器人 |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5819164A (en) * | 1996-01-29 | 1998-10-06 | The United States Of America As Represented By The Secretary Of The Army | Modulated retroreflection system for secure communication and identification |
| EP0788212B1 (de) * | 1996-01-30 | 2002-04-17 | Sumitomo Wiring Systems, Ltd. | Verbindungssystem und -verfahren für ein elektrisch betriebenes Fahrzeug |
| WO1998021604A1 (en) * | 1996-11-13 | 1998-05-22 | Komatsu Ltd. | Vehicle on which millimeter wave radar is mounted |
| DE19756706A1 (de) * | 1997-12-19 | 1999-06-24 | Ifak Inst Fuer Automation Und | Vorrichtung und Verfahren zur Detektion und Identifikation von Personen, Fahrzeugen und Schildern |
| US7190907B2 (en) | 2004-01-27 | 2007-03-13 | Northrop Grumman Corporation | Dynamic optical tag |
| DE102004054513A1 (de) * | 2004-02-26 | 2005-09-22 | Daimlerchrysler Ag | Verfahren und Vorrichtung zum Ausrichten eines Senders |
| WO2005083462A1 (de) * | 2004-02-26 | 2005-09-09 | Daimlerchrysler Ag | Verfahren und vorrichtung zum ausrichten eines senders |
| US8011237B2 (en) * | 2008-02-22 | 2011-09-06 | Hong Kong Applied Science And Technology Research Institute Co., Ltd. | Piezoelectric module for energy harvesting, such as in a tire pressure monitoring system |
| RU2506181C2 (ru) * | 2009-07-15 | 2014-02-10 | Кондуктикс-Вампфлер Гмбх | Система для индуктивной зарядки транспортных средств, снабженных электронной системой позиционирования |
| DE102010027670B4 (de) * | 2010-07-20 | 2018-10-11 | Siemens Aktiengesellschaft | Vorrichtung und Verfahren zum Anschließen eines elektrischen Energiespeichers an eine Ladestation |
| DE102011007771A1 (de) * | 2011-04-20 | 2012-10-25 | Robert Bosch Gmbh | System und Verfahren zum Andocken eines Elektrofahrzeugs an eine Ladevorrichtung |
| WO2013003527A1 (en) * | 2011-06-28 | 2013-01-03 | Wireless Ev Charge, Llc | Alignment, verification, and optimization of high power wireless charging systems |
| US9971353B2 (en) * | 2012-07-03 | 2018-05-15 | Qualcomm Incorporated | Systems, methods, and apparatus related to electric vehicle parking and wireless charging |
| US10773596B2 (en) * | 2012-07-19 | 2020-09-15 | Ford Global Technologies, Llc | Vehicle battery charging system and method |
| WO2014063159A2 (en) * | 2012-10-19 | 2014-04-24 | Witricity Corporation | Foreign object detection in wireless energy transfer systems |
| US9764606B2 (en) * | 2014-03-27 | 2017-09-19 | Ultrapower Llc | Electro-acoustic sensors |
-
2014
- 2014-08-20 DE DE102014216525.3A patent/DE102014216525A1/de not_active Withdrawn
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2015
- 2015-07-16 US US15/505,223 patent/US10459081B2/en active Active
- 2015-07-16 EP EP15739254.9A patent/EP3146358B1/de active Active
- 2015-07-16 WO PCT/EP2015/066290 patent/WO2016026624A1/de not_active Ceased
- 2015-07-16 CN CN201580044542.1A patent/CN106574962B/zh active Active
Non-Patent Citations (2)
| Title |
|---|
| None * |
| See also references of WO2016026624A1 * |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102014216525A1 (de) | 2016-02-25 |
| EP3146358B1 (de) | 2023-11-15 |
| US20170269205A1 (en) | 2017-09-21 |
| CN106574962B (zh) | 2021-01-19 |
| CN106574962A (zh) | 2017-04-19 |
| WO2016026624A1 (de) | 2016-02-25 |
| US10459081B2 (en) | 2019-10-29 |
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